Company Filing History:
2 out of 830 
1 out of 1,678 Years Active: 1992
Title: Willibald Dafinger: Innovator in Catalytic Processes
Introduction
Willibald Dafinger is a notable inventor based in Emmerting, Germany. He has made significant contributions to the field of catalysis, particularly in the production of important chemical compounds. With a total of 2 patents to his name, Dafinger's work has had a considerable impact on industrial processes.
Latest Patents
Dafinger's latest patents include a "Cylindrically formed catalyst for the oxychlorination of ethylene." This innovative catalyst features a carrier containing copper and alkali ions on an annular surface-active material. The catalyst is characterized by specific dimensions and porosity, with a total pore volume of 0.6-1.0 ml/g. Notably, it contains no pores smaller than 4 nm in diameter, while pores measuring 8-20 nm constitute at least 80% of the total pore volume. This catalyst is particularly suitable for producing 1,2-dichloroethane through the oxychlorination of ethylene. Another significant patent is the "Process for the preparation of trichloroethylene." This process utilizes a copper/rhodium catalyst impregnated with a water-soluble phosphonium halide for the conversion of perchloroethylene and hydrogen into trichloroethylene.
Career Highlights
Throughout his career, Dafinger has worked with prominent companies in the chemical industry, including Wacker Chemie GmbH and Degussa Aktiengesellschaft. His experience in these organizations has allowed him to develop and refine his innovative ideas in catalysis.
Collaborations
Dafinger has collaborated with notable colleagues such as Klaus Deller and Helmfried Krause. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Willibald Dafinger's contributions to the field of catalysis through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the chemical industry, showcasing the importance of innovation in developing efficient processes.